Mumbai, Aug 4 : The Rupee on Thursday tumbled down 28 paise to 79.44 against the USD in opening trade on rising demand for the greenback by bankers and importers, dealers at the Foreign Exchange said.
The domestic unit was seen weak in early trade due to firm dollar against other world currencies.
The Rupee unit registered the days high and low at 79.34 and 79.49 respectively against the US Dollar, dealers added.
